Rename master branch to main

Author: stevepiercy

README.rst

@@ -1,11 +1,11 @@
 Deform
 ======
 
-.. image:: https://github.com/Pylons/deform/workflows/Build%20and%20test/badge.svg?branch=master
-    :target: https://github.com/Pylons/deform/actions?query=workflow%3A%22Build+and+test%22+branch%3Amaster
+.. image:: https://github.com/Pylons/deform/workflows/Build%20and%20test/badge.svg?branch=main
+    :target: https://github.com/Pylons/deform/actions?query=workflow%3A%22Build+and+test%22+branch%3Amain
 
-.. image:: https://readthedocs.org/projects/deform/badge/?version=master
-    :target: https://docs.pylonsproject.org/projects/deform/en/master/
+.. image:: https://readthedocs.org/projects/deform/badge/?version=main
+    :target: https://docs.pylonsproject.org/projects/deform/en/main/
     :alt: Master Documentation Status
 
 .. image:: https://readthedocs.org/projects/deform/badge/?version=latest
@@ -63,7 +63,7 @@ Example
 `See all widget examples <https://deformdemo.pylonsproject.org>`_. Below is a sample
 form loop using the `Pyramid <https://trypyramid.com/>`_ web framework.
 
-.. image:: https://github.com/Pylons/deform/raw/master/docs/example.png
+.. image:: https://github.com/Pylons/deform/raw/main/docs/example.png
     :width: 400px
 
 Example code:

RELEASING.txt

@@ -21,7 +21,7 @@ Prepare new release branch
 
 - Align the release number with deformdemo (setup.py, README.rst, CHANGES.txt).
 
-- Do any necessary branch merges (e.g., master to branch, branch to master).
+- Do any necessary branch merges (e.g., main to branch, branch to main).
 
 - On release branch:
 
@@ -48,7 +48,7 @@ Prepare new release branch
 - For major version releases, in contributing.md, update branch descriptions.
 
 - For major version releases, in docs/conf.py, update values under
-  html_theme_options for in_progress and outdated across master, releasing
+  html_theme_options for in_progress and outdated across main, releasing
   branch, and previously released branch. Also in the previously released
   branch only, uncomment the sections to enable pylons_sphinx_latesturl.
 

contributing.md

@@ -1,13 +1,13 @@
 # Contributing
 
-You are working on the `master` branch. Development of new features takes place on the `master` branch. The latest, stable release branch is `2.0-branch`.
+You are working on the `main` branch. Development of new features takes place on the `main` branch. The latest, stable release branch is `2.0-branch`.
 
 All projects under the Pylons Projects, including this one, follow the guidelines established at [How to Contribute](https://pylonsproject.org/community-how-to-contribute.html), [Coding Style and Standards](https://pylonsproject.org/community-coding-style-standards.html), and [Pylons Project Documentation Style Guide](https://docs.pylonsproject.org/projects/docs-style-guide/).
 
 You can contribute to this project in several ways.
 
 * [File an Issue on GitHub](https://github.com/Pylons/deform/issues).
-* Fork this project and create a branch with your suggested change. When ready, submit a pull request for consideration. [GitHub Flow](https://guides.github.com/introduction/flow/index.html) describes the workflow process and why it's a good practice. When submitting a pull request, sign [CONTRIBUTORS.txt](https://github.com/Pylons/deform/blob/master/CONTRIBUTORS.txt) if you have not yet done so. Also update [CHANGES.txt](https://github.com/Pylons/deform/blob/master/CHANGES.txt) with a change log entry.
+* Fork this project and create a branch with your suggested change. When ready, submit a pull request for consideration. [GitHub Flow](https://guides.github.com/introduction/flow/index.html) describes the workflow process and why it's a good practice. When submitting a pull request, sign [CONTRIBUTORS.txt](https://github.com/Pylons/deform/blob/main/CONTRIBUTORS.txt) if you have not yet done so. Also update [CHANGES.txt](https://github.com/Pylons/deform/blob/main/CHANGES.txt) with a change log entry.
 * Join the [IRC channel #pyramid on irc.freenode.net](https://webchat.freenode.net/?channels=pyramid).
 * Join the [Pylons team on Keybase](https://keybase.io/team/pylons).
 
@@ -106,7 +106,7 @@ We use the following for running functional tests.
 
 See [Preparing a functional testing environment](#preparing-a-functional-testing-environment) before trying to run functional tests.
 
-For functional tests, `tox` runs the shell script [run-selenium-tests.bash](https://github.com/Pylons/deform/blob/master/run-selenium-tests.bash), located at the root of the Deform repository.
+For functional tests, `tox` runs the shell script [run-selenium-tests.bash](https://github.com/Pylons/deform/blob/main/run-selenium-tests.bash), located at the root of the Deform repository.
 See its comments for a description.
 
 To run functional tests.

docs/retail.rst

@@ -25,7 +25,7 @@ Live example
 
 `See pop-up example on Deform demo site <https://deformdemo.pylonsproject.org/popup/>`_.
 
-`Source code <https://github.com/Pylons/deformdemo/blob/master/deformdemo/__init__.py>`_ (search for "popup").
+`Source code <https://github.com/Pylons/deformdemo/blob/main/deformdemo/__init__.py>`_ (search for "popup").
 
 A Basic Example
 ---------------